84166575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 148490496

約数和(自身を除く): 64323921

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 251, 255, 263, 425, 753, 789, 1255, 1275, 1315, 3765, 3945, 4267, 4471, 6275, 6575, 12801, 13413, 18825, 19725, 21335, 22355, 64005, 66013, 67065, 106675, 111775, 198039, 320025, 330065, 335325, 990195, 1122221, 1650325, 3366663, 4950975, 5611105, 16833315, 28055525, 84166575]

約数ペア:

[(1, 84166575), (3, 28055525), (5, 16833315), (15, 5611105), (17, 4950975), (25, 3366663), (51, 1650325), (75, 1122221), (85, 990195), (251, 335325), (255, 330065), (263, 320025), (425, 198039), (753, 111775), (789, 106675), (1255, 67065), (1275, 66013), (1315, 64005), (3765, 22355), (3945, 21335), (4267, 19725), (4471, 18825), (6275, 13413), (6575, 12801)]